package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {
    /*
    * 动态查询数据
    * */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /*
    * 根据id修改购物车商品数量
    * */
    @Update("update shopping_cart set number = #{number} where id = #{id}")
    void updateNumberById(ShoppingCart shoppingCart);
    /*
    * 向购物车添加数据
    * */
    @Insert("insert into shopping_cart(id,name,image,user_id,dish_id,setmeal_id,dish_flavor,number,amount,create_time)" +
            "values(#{id},#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{number},#{amount},#{createTime})")
    void insert(ShoppingCart shoppingCart);

    @Delete("delete from shopping_cart where user_id = #{userId}")
    void cleanById(Long userId);

    @Delete("delete from shopping_cart where id = #{id}")
    void deleteById(ShoppingCart shoppingCart);
}
